ACS ES&T Engineering,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Nov. 5, 2024
Hydrothermal
liquefaction
can
convert
biowaste
into
biocrude
oil,
and
its
wastewater
byproduct
(HTL-WP)
has
been
confirmed
with
a
wide
antimicrobial
spectrum.
Here,
we
engineered
strength-controllable
selective
bactericides
from
HTL-WP
via
regulation
of
feedstock
operational
temperature.
Results
showed
that
different
feedstocks
exhibited
significantly
inhibition
on
Escherichia
coli
Staphylococcus
aureus.
Increasing
temperature
varied
effects
antibacterial
strength
components.
Thereby,
HTL
temperatures
be
used
as
switches
to
prepare
HTL-WPs,
showing
S.
aureus
maximum
zone
12.08
mm.
Meanwhile,
conducted
interaction
analysis
characterization,
component
identification,
conversion
path
reveal
the
changing
mechanism
The
controllable
intensity
selectivity
was
analyzed
two
aspects:
components
target
strains.
This
study
preliminarily
establishes
an
approach
for
achieving
targeted
intensity,
which
significant
reference
value
environmental-friendly
reuse
functional
(liquid
byproduct)
in
specialized
engineering-oriented
perspective.
It
also
provides
novel
utilization
prospects
valorization
treatment
solid
promote
development
application
technology.
Environments,
Journal Year:
2024,
Volume and Issue:
11(7), P. 150 - 150
Published: July 14, 2024
Hydrothermal
carbonization
(HTC)
is
a
promising
technology
for
wet
manure
treatment
by
converting
animal
into
valuable
fuels,
materials,
and
chemicals.
Among
other
HTC
process
parameters,
the
temperature
influences
products
most.
As
various
manures
have
different
compositions,
it
not
certain
how
hydrochar
liquid.
To
evaluate
temperature’s
effect
on
HTC,
three
(poultry,
swine,
dairy)
were
hydrothermally
carbonized
at
temperatures
(180,
220,
260
°C),
solid
liquid
characterized
their
morphology,
elemental
ions.
The
carbon
contents
of
reached
as
high
38.98
±
0.36%
40.05
0.57%
poultry
swine
manure,
respectively,
when
these
treated
°C.
Ammonium
showed
an
around
30%
increase
in
with
temperature.
In
contrast,
decreased
80%,
dairy
did
any
remarkable
ammonium
content.
liquids
from
220
°C
most
balanced
distribution
ions,
4970
673
ppm
sodium,
4354
437
ammonium,
2766
417
potassium,
978
82
magnesium,
953
143
calcium,
3607
16
chloride,
39
7
phosphate.
These
results
emphasize
manure-specific
effects
both
products,
indicating
need
optimized
strategies
to
enhance
processes
types
manures.
